[ARM] Orion5x: add GPIO LED and buttons for wrt350n v2

Signed-off-by: Dirk Teurlings <dirk@upexia.nl>
Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: Nicolas Pitre <nico@marvell.com>

arch/arm/mach-orion5x/wrt350n-v2-setup.c

@@ -15,6 +15,9 @@
 #include <linux/mtd/physmap.h>
 #include <linux/mv643xx_eth.h>
 #include <linux/ethtool.h>
+#include <linux/leds.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
 #include <net/dsa.h>
 #include <asm/mach-types.h>
 #include <asm/gpio.h>
@@ -24,6 +27,80 @@
 #include "common.h"
 #include "mpp.h"
 
+/*
+ * LEDs attached to GPIO
+ */
+static struct gpio_led wrt350n_v2_led_pins[] = {
+	{
+		.name		= "wrt350nv2:green:power",
+		.gpio		= 0,
+		.active_low	= 1,
+	}, {
+		.name		= "wrt350nv2:green:security",
+		.gpio		= 1,
+		.active_low	= 1,
+	}, {
+		.name		= "wrt350nv2:orange:power",
+		.gpio		= 5,
+		.active_low	= 1,
+	}, {
+		.name		= "wrt350nv2:green:usb",
+		.gpio		= 6,
+		.active_low	= 1,
+	}, {
+		.name		= "wrt350nv2:green:wireless",
+		.gpio		= 7,
+		.active_low	= 1,
+	},
+};
+
+static struct gpio_led_platform_data wrt350n_v2_led_data = {
+	.leds		= wrt350n_v2_led_pins,
+	.num_leds	= ARRAY_SIZE(wrt350n_v2_led_pins),
+};
+
+static struct platform_device wrt350n_v2_leds = {
+	.name	= "leds-gpio",
+	.id	= -1,
+	.dev	= {
+		.platform_data	= &wrt350n_v2_led_data,
+	},
+};
+
+/*
+ * Buttons attached to GPIO
+ */
+static struct gpio_keys_button wrt350n_v2_buttons[] = {
+	{
+		.code		= KEY_RESTART,
+		.gpio		= 3,
+		.desc		= "Reset Button",
+		.active_low	= 1,
+	}, {
+		.code		= KEY_WLAN,
+		.gpio		= 2,
+		.desc		= "WPS Button",
+		.active_low	= 1,
+	},
+};
+
+static struct gpio_keys_platform_data wrt350n_v2_button_data = {
+	.buttons	= wrt350n_v2_buttons,
+	.nbuttons	= ARRAY_SIZE(wrt350n_v2_buttons),
+};
+
+static struct platform_device wrt350n_v2_button_device = {
+	.name		= "gpio-keys",
+	.id		= -1,
+	.num_resources	= 0,
+	.dev		= {
+		.platform_data	= &wrt350n_v2_button_data,
+	},
+};
+
+/*
+ * General setup
+ */
 static struct orion5x_mpp_mode wrt350n_v2_mpp_modes[] __initdata = {
 	{  0, MPP_GPIO },		/* Power LED green (0=on) */
 	{  1, MPP_GPIO },		/* Security LED (0=on) */
@@ -140,6 +217,8 @@ static void __init wrt350n_v2_init(void)
 	orion5x_setup_dev_boot_win(WRT350N_V2_NOR_BOOT_BASE,
 				   WRT350N_V2_NOR_BOOT_SIZE);
 	platform_device_register(&wrt350n_v2_nor_flash);
+	platform_device_register(&wrt350n_v2_leds);
+	platform_device_register(&wrt350n_v2_button_device);
 }
 
 static int __init wrt350n_v2_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)